zlg7290_key.lst
来自「书中详细说明了多路数据采集的方法,以及怎么样用AD来采集数据哟,大家不妨看看嘛,」· LST 代码 · 共 44 行
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C51 COMPILER V7.50 ZLG7290_KEY 03/17/2007 10:53:10 PAGE 1
C51 COMPILER V7.50, COMPILATION OF MODULE ZLG7290_KEY
OBJECT MODULE PLACED IN ZLG7290_key.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE ZLG7290_key.c BROWSE DEBUG OBJECTEXTEND
line level source
1 /*------------------------------------------------------------------------------*/
2 #include <c8051f020.h> // SFR 声明
3 #include <intrins.h>
4 #include "main.h"
5 #include "SMBUS.h"
6 #include "ZLG7290_key.h"
7
8 void ZLG7290KEY_ISR (void) interrupt 0 //7290中断处理
9 {
10 1 unsigned char key1,key2;
11 1 SMBUS_Gets(CHIP_7290,KEY,&key1,1); //读取数字键键值
12 1 SMBUS_Gets(CHIP_7290,FKEY,&key2,1); //读取功能键键值
13 1 key_sign=1;
14 1 if(key2!=0xFF)//按键为功能键且为第一次中断
15 1 key=key2;
16 1 else
17 1 key=key1; //按键为数字键
18 1 if(key2==0xFF&&key1==0)//按键为功能键且为第二次中断
19 1 key_sign=0;
20 1 }
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 114 ----
CONSTANT SIZE = ---- ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = ---- 2
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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